benchmark

6a02e0c4 - Unspec nn module when global backward hooks are present (#127802)

Unspec nn module when global backward hooks are present (#127802) Summary: X-link: https://github.com/pytorch/pytorch/pull/127802 Approved by: https://github.com/jansel ghstack dependencies: #127785 Reviewed By: atalman Differential Revision: D58168157 Pulled By: anijain2305 fbshipit-source-id: ab9bf505439b5df39a2c45447427744db16028a6